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Data Acquisition

Handi-Logger Mini Single-Channel VW Logger
The Handi-Logger Mini automatically reads and records the output from a single vibrating-wire sensor. The NEMA 4X aluminum enclosure is designed for harsh environments and the system is powered by two AA batteries. It stores over 30,000 records including time, frequency and temperature. Use this logger with our vibrating-wire piezometers, crackmeters, strain gages and any other vibrating- wire sensor in projects that require dispersed automated monitoring. Model 98070.

Specifications:
Excitation Range 400 - 6000 Hz, 5-Volt square wave
Time Base Accuracy 150% F.S. (maximum)
Resolution <0.01 µsecond
Memory 30,000 data records
Sample Interval 2 seconds to 1 day
Power Requirement 2 AA batteries
Temperature Range -40° to 60°C
Dimensions 150 x 65 x 40 m

 

 
 
 
 

Model 798 Handi-Logger Data Acquisition System
This new product is a complete data logging system that automates the monitoring of all of your field instrumentation. Housed in a weatherproof NEMA 4X enclosure, it uses a Campbell Scientific CR1000 as its central processing unit. It includes an uninterruptible power supply with AC charger and solar panel connections. Model 798-1000 also includes our LOG data collection software with features such as alarm checking, auto-zero and user-selectable sampling frequency. Download your data by direct connection to a PC or by using telephone, radio or a handheld storage module. By adding our Model 797 and AM16/32B multiplexers, you can collect data from up to 20 biaxial (40 uniaxial) tiltmeters and 256 vibrating-wire sensors. Ask us about web-based data reporting and larger monitoring systems.

Specifications:
Input Channels
16 single-ended or 8 differential, 2 pulse counters              
Input Voltage Range Up to ±5 VDC, user selectable               
A/D Resolution 13 bits                        
Memory 4 megabytes                        
Power Requirement 9.6 to 16 VDC, includes AC adaptor                  
Temperature Range -25° to +50°C operation
Dimensions 383 x 333 x 193 mm plus cable entry              
Housing Fiberglass with locking hasp, NEMA 4X (IP65)